Why the Iran War Is Pushing Asian Currencies Lower—and Raising Fears of ₹100 per Dollar

Currency depreciation is especially problematic for oil‑importing economies because it creates a feedback loop: as currencies weaken, the local‑currency cost of energy imports rises further, adding more inflation pressure.

Inflation and External Balance Pressures

Higher oil prices feed directly into inflation through fuel, transportation, and production costs. At the same time, weaker currencies make imports more expensive.

For countries like India, analysts warn that sustained crude prices above $100 could widen the current account deficit and increase structural demand for dollars.

That combination—higher inflation and a weaker currency—creates a difficult policy dilemma for central banks, which must balance economic growth against the need to stabilize exchange rates and inflation expectations.

Worst‑Case Currency Scenarios

If geopolitical tensions persist and oil prices remain elevated, analysts say Asian currencies could face deeper stress.

Some market scenarios being discussed include:

• The Indian rupee weakening toward ₹96–₹97 in the near term under sustained oil pressure.
• Extreme stress scenarios where the rupee approaches ₹100 per U.S. dollar if the war drags on and energy prices remain high.

These projections are not forecasts but conditional scenarios that depend on how long the conflict lasts, how high oil prices rise, and whether central bank interventions can stabilize markets.

How Central Banks Are Responding

Monetary authorities across Asia are already deploying several tools to defend their currencies and reduce volatility.

India: Currency Intervention and Dollar Liquidity

The Reserve Bank of India (RBI) has intervened in foreign‑exchange markets and introduced liquidity tools to stabilize the rupee. One major step was announcing a $5 billion USD/INR swap auction, designed to supply dollars and ease pressure on the currency.

These actions aim to smooth volatility while avoiding excessive tightening that could slow economic growth.

Indonesia: Rate Hikes and Market Intervention

Indonesia has taken a more aggressive approach to defending its currency.

• Bank Indonesia raised its benchmark interest rate by 50 basis points to stabilize the rupiah amid global volatility triggered by the Middle East conflict.
• The central bank has also pledged continued intervention in foreign‑exchange markets to ensure orderly trading as the rupiah weakens.

Higher interest rates can attract capital inflows and support the currency, but they also risk slowing domestic economic activity.

The Policy Trade‑Off Facing Asia

The conflict highlights a recurring vulnerability for emerging Asian economies: dependence on imported energy.

When oil prices surge during geopolitical crises, policymakers must navigate a difficult balancing act:

• Defending currencies and controlling inflation
• Preserving economic growth
• Managing capital flows and investor confidence

As long as the conflict keeps energy markets volatile, currencies across Asia are likely to remain sensitive to oil prices and global risk sentiment.

For now, the direction of both oil and geopolitics will largely determine whether the current currency pressure stabilizes—or deepens into a broader emerging‑market stress cycle.